Nothing is written into space disk!
Nothing is written into wp_option database table!
No need to delete anything from hosting space when deactivate!
No need to delete anything from hosting space when deleted!
No need to delete anything from the database when deactivate!
No need to delete anything from the database when deleted!
No need to delete anything from the wp_option when deactivate!
No need to delete anything from the wp_option when deleted!
Not need other actions except installing or uninstall it!